Home / 14,078,541,461.07-19,430,052,789.75-8,362,848,469.53

Finding the Fourth Proportional to 14,078,541,461.07, 19,430,052,789.75 and 8,362,848,469.53

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Solution

The fourth proportional to 14,078,541,461.07, 19,430,052,789.75 and 8,362,848,469.53 is: 11,541,720,261.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,078,541,461.07 : 19,430,052,789.75 = 8,362,848,469.53 : x
  2. Step 2: Convert to fraction form
    14,078,541,461.07/19,430,052,789.75 = 8,362,848,469.53/x
  3. Step 3: Cross multiply
    14,078,541,461.07x = 19,430,052,789.75 × 8,362,848,469.53
  4. Step 4: Simplify right side
    14,078,541,461.07x = 162,490,587,235,647,881,216
  5. Step 5: Solve for x
    x = 162,490,587,235,647,881,216/14,078,541,461.07
  6. Step 6: Final answer
    x = 11,541,720,261.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.